Base | Representation |
---|---|
bin | 1100011010000… |
… | …0100001011000 |
3 | 10121220210022222 |
4 | 3012200201120 |
5 | 101310201340 |
6 | 5055203212 |
7 | 1201212320 |
oct | 306404130 |
9 | 117823288 |
10 | 52037720 |
11 | 27412789 |
12 | 15516508 |
13 | aa1ca67 |
14 | 6ca8280 |
15 | 487d8b5 |
hex | 31a0858 |
52037720 has 32 divisors (see below), whose sum is σ = 133812000. Its totient is φ = 17841408.
The previous prime is 52037717. The next prime is 52037723. The reversal of 52037720 is 2773025.
It is an interprime number because it is at equal distance from previous prime (52037717) and next prime (52037723).
It is a self number, because there is not a number n which added to its sum of digits gives 52037720.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (52037723) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 92645 + ... + 93204.
It is an arithmetic number, because the mean of its divisors is an integer number (4181625).
Almost surely, 252037720 is an apocalyptic number.
It is an amenable number.
52037720 is an abundant number, since it is smaller than the sum of its proper divisors (81774280).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
52037720 is a wasteful number, since it uses less digits than its factorization.
52037720 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 185867 (or 185863 counting only the distinct ones).
The product of its (nonzero) digits is 2940, while the sum is 26.
The square root of 52037720 is about 7213.7174882303. The cubic root of 52037720 is about 373.3413440741.
The spelling of 52037720 in words is "fifty-two million, thirty-seven thousand, seven hundred twenty".
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